1. Abreu, I. S., Carvalho, C. R., Carvalho, G. M. A. and Motoike, S. Y. 2011. First karyotype, DNA C-value and AT/GC base composition of macaw palm (Acrocomia aculeata, Arecaceae)—A promising plant for biodiesel production. Aust. J. Bot. 59: 149–155.
2. Alexander, M. P. 1969. Differential staining of aborted and nonaborted pollen. Stain Technol. 44: 117–122.
3. Aragão, W. M., Tupinamba, E. A., Angelo, P. C. S. and Ribeiro, F. E. 2010. Selection of coconut cultivars for different ecosystems of Brazil. In: Queiroz, M. A., Goedert, C. O. and Ramos, S. R. R. (eds.). Genetic Resources and Plant Breeding for Brazilian Northeast. Embrapa—SPI, Brasilia. pp. 1–24. (in Portuguese)
4. Benassi, A. C., Ruggiero, C., Martins, A. B. G. and Silva, J. A. A. 2007. Biometric characterization of coconut fruits (Cocos nucifera L.). Rev. Brs. Frutic. 29: 302–307. (in Portuguese)
5. Bourdeix, R. 1988. Genetic determinism in Dwarf coconut germ colour. Oléagineux 43: 373–374.